If the shooting result is dark or the contrast is low, you can use the Auto Lighting Optimizer function to auto-correct the brightness and contrast, and obtain a more favorable image.You can also change the setting of the image shot with the camera’s Auto Lighting Optimizer function.This function also can be used for JPEG/TIFF images in addition to RAW images.* ALO stands for Auto Lighting Optimizer.

1

Checkmark the [Auto Lighting Optimizer] checkbox.

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For the image shot with the camera’s Auto Lighting Optimizer function, the checkbox is already checked.

2

Change the setting according to your preferences.

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Auto correction is applied to the image to match the setting.

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For the image shot with the camera’s Auto Lighting Optimizer function, the setting at the time of shooting is applied as the default value.

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To cancel the Auto Lighting Optimizer, remove the check mark from the checkbox.

Using the Auto Lighting Optimizer

Checkmark

Select from three levels: Low/Standard/Strong

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When [Highlight tone priority] is set to [Enable] on any supported EOS DIGITAL camera other than the EOS-1D Mark IV, EOS 5D Mark II, or EOS REBEL T2i/550D, the Auto Lighting Optimizer cannot be used for RAW images.

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You cannot use the Auto Lighting Optimizer with multiple-exposure RAW images created with the camera.

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When you apply Auto Lighting Optimizer to the RAW and JPEG images shot simultaneously, the correction results of the two images may differ.